How to choose an SD card Recover deleted files from SD card

SD cards are widely used in various devices, such as mobile phone, digital camera and so on. Choose a SD card with good quality and suitable capacity. You’d better choose the SD card produced by large manufactures, or you are vulnerable to have data loss due to SD card failures.

The most popular SD card on market are SanDisk, Samsung, Kingston, Sony, Toshiba and so on. If you value the performance of a SD card, you should keep the following points in mind.

How to choose an SD card?

1.Compatibility and capacity

You should buy a SD card is compatible with the hardware. There are three different formats of SD card: microSD, microSDHC, and microSDXC. They have different capacity, 2 GB,2 GB to 32 GB, 32 GB to 2 TB, respectively. Please notice that hardware which supports micriSDXC slot will not support every size of format, you need to check your hard drive. And you also should choose a SD card whose file system is supported by your computer, or you cannot access to your SD card on computer.

2.Speed

After you determined the capacity, you should choose the speed. Not all SD card have the same speed, and the speed class of your SD card determines the write speed. The speed classes measures the SD card’ speed. There are four different speed classes: 10, 6, 4, and 2. 10 is the fastest, while 2 is the slowest.  When you choose a SD card, you should notice the speed class. If you see no speed class symbol on your SD card, you may have an SD card was designed and produced before the speed class rating system was introduced. They may be slower than even a class 2 card. Therefore, you can choose a higher speed class for better performance. In addition, the USB cable you use to transfer data will also affect the write-read speed of SD card.

3.Choose a right SD card

You should choose a SD card according to the intended use.  Not in any case you should choose the SD card of largest and fastest. If the SD card is used in your mobile phone, you do not need to choose the one has the fastest speed as there are little chance you need to transfer large size of files+. You can choose one has enough capacity. But if you need to use your phone to shoot large video, you should choose the one with larger capacity and faster speed.

4.The quality of SD card

Fake or poor quality SD card not only has poor performance, but also may greatly increased the rate of your data loss. So you should choose the branded SD card in the trustworthy authorized store or shopping website.

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